28775467800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{56891}}^1$

素因数の和:57194

約数の個数: 144

約数和(自身を含む): 96983223480

約数和(自身を除く): 68207755680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 281, 300, 360, 450, 562, 600, 843, 900, 1124, 1405, 1686, 1800, 2248, 2529, 2810, 3372, 4215, 5058, 5620, 6744, 7025, 8430, 10116, 11240, 12645, 14050, 16860, 20232, 21075, 25290, 28100, 33720, 42150, 50580, 56200, 56891, 63225, 84300, 101160, 113782, 126450, 168600, 170673, 227564, 252900, 284455, 341346, 455128, 505800, 512019, 568910, 682692, 853365, 1024038, 1137820, 1365384, 1422275, 1706730, 2048076, 2275640, 2560095, 2844550, 3413460, 4096152, 4266825, 5120190, 5689100, 6826920, 8533650, 10240380, 11378200, 12800475, 15986371, 17067300, 20480760, 25600950, 31972742, 34134600, 47959113, 51201900, 63945484, 79931855, 95918226, 102403800, 127890968, 143877339, 159863710, 191836452, 239795565, 287754678, 319727420, 383672904, 399659275, 479591130, 575509356, 639454840, 719386695, 799318550, 959182260, 1151018712, 1198977825, 1438773390, 1598637100, 1918364520, 2397955650, 2877546780, 3197274200, 3596933475, 4795911300, 5755093560, 7193866950, 9591822600, 14387733900, 28775467800]

約数ペア:

[(1, 28775467800), (2, 14387733900), (3, 9591822600), (4, 7193866950), (5, 5755093560), (6, 4795911300), (8, 3596933475), (9, 3197274200), (10, 2877546780), (12, 2397955650), (15, 1918364520), (18, 1598637100), (20, 1438773390), (24, 1198977825), (25, 1151018712), (30, 959182260), (36, 799318550), (40, 719386695), (45, 639454840), (50, 575509356), (60, 479591130), (72, 399659275), (75, 383672904), (90, 319727420), (100, 287754678), (120, 239795565), (150, 191836452), (180, 159863710), (200, 143877339), (225, 127890968), (281, 102403800), (300, 95918226), (360, 79931855), (450, 63945484), (562, 51201900), (600, 47959113), (843, 34134600), (900, 31972742), (1124, 25600950), (1405, 20480760), (1686, 17067300), (1800, 15986371), (2248, 12800475), (2529, 11378200), (2810, 10240380), (3372, 8533650), (4215, 6826920), (5058, 5689100), (5620, 5120190), (6744, 4266825), (7025, 4096152), (8430, 3413460), (10116, 2844550), (11240, 2560095), (12645, 2275640), (14050, 2048076), (16860, 1706730), (20232, 1422275), (21075, 1365384), (25290, 1137820), (28100, 1024038), (33720, 853365), (42150, 682692), (50580, 568910), (56200, 512019), (56891, 505800), (63225, 455128), (84300, 341346), (101160, 284455), (113782, 252900), (126450, 227564), (168600, 170673)]